More Obama Ads in Puerto Rico

The campaign is also airing English and Spanish version of "He Understands Us," or "Nos Entiende."

The English version:

The Spanish version:

Puerto Rico's Democratic primary is on Sunday, and Clinton has outpolled Obama 2 to 1. But as the AP reports, "electoral officials predict fewer than 25 percent of the 2.3 million registered voters will turn out for Sunday's primary."

There are 55 delegates at stake on the island. The primary is open to any eligible voters, since the island's voters do not register with a political party.